Thermodynamic laws speak about

Assertion: The zeroth law of thermodynamics was know before the first law of thermodynamics. Reason: The zeroth law concerning thermal equilibrium appeared after three laws (I, II and III) of thermodynamics and thus was named zeroth law.

The second law of thermodynamics states that

The second law of thermodynamics states that

First law of thermodynamics does not tell about

The first law of thermodynamics is a law of conversion of